package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

// 通用controller
@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品相关接口")
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    // 新增菜品
    @RequestMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);
        // 清理缓存数据
        String key = "dish_" + dishDTO.getCategoryId();
        cleanAche(key);
        return Result.success();
    }

    // 分页查询菜品
    @RequestMapping("/page")
    @ApiOperation("分页查询菜品")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("分页查询菜品：{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    // 删除菜品
    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("删除菜品：{}", ids);
        dishService.deleteBatch(ids);
        // 清理缓存数据, 清理所有以dish_开头的key
        cleanAche("dish_*");
        return Result.success();
    }

    // 查询菜品信息
    @GetMapping("/{id}")
    @ApiOperation("查询菜品信息")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("查询菜品信息：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    // 修改菜品
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品：{}", dishDTO);
        dishService.updateWithFlavor(dishDTO);
        // 清理缓存数据, 清理所有以dish_开头的key
        cleanAche("dish_*");
        return Result.success();
    }

    // 根据分类id查询菜品
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId) {
        log.info("根据分类id查询菜品：{}", categoryId);
        List<Dish> dishVOList = dishService.list(categoryId);
        return Result.success(dishVOList);
    }

    // 清理缓存
    private void cleanAche(String pattern) {
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
